Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

Schedule Of Weighted Average Number Of Shares Basic And Diluted

A reconciliation of the components of basic and diluted shares used in the EPS calculation follows:

	Year Ended December 31,
	2014	2013	2012
	(in millions)
Weighted-average basic common shares outstanding	175.8	175.4	176.5
Potential number of shares issuable under the Company's LTSIP	0.3	0.6	1.0
Weighted-average diluted common shares outstanding	176.1	176.0	177.5